Q 2617623580.     A water sample has ppm level concentration of following anions
` F^(-) = 10 ; SO_4^(2-) = 100 ; NO_3^- = 50`
The anion/anions that make/makes the water sample unsuitable for drinking is/ are :


JEE 2017 Mains 2nd April
A

only `F^-`

B

only ` SO_4^(2-)`

C

only `NO_3^-`

D

both ` SO_4^(2-) ` and ` NO_3^-`

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